ZIP code 06039 is officially located in the state of Connecticut, primarily serving the city of Lakeville. It falls under the administrative jurisdiction of Litchfield County. When planning mail delivery, logistics routing, or demographic research, 06039 operates within the Eastern Time (ET) timezone and supports the 458 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 06039 ZIP Code Tabulation Area is approximately 19,358. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $103,039.